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Showing posts from February, 2019

ViewPager in Sketchware

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The example provided below shows how to create a simple ViewPager with three pages in Sketchware.

1. In VIEW area of main.xml add a Linear vertical linear1 with width and height as match_parent. ViewPager will be created programmatically and added to linear1.

2. Switch On AppCompat and design.

3. Set white color as colorAccent.

4. Add three CustomView pages page1.xml, page3.xml, and page5.xml. These will act as the pages of the ViewPager.

In page1.xml add a Switch switch2.

In page3.xml add a TextView textview1.

In page5.xml add a Button button1.


5. Create a more block extra and define the block using an add source directly block.

Put following code in the add source directly block.

}
// Create a list of pages
int[] pageId = {
R.layout.page1, R.layout.page3, R.layout.page5
};

// Define Adapter for ViewPager
private class MyPagerAdapter extends android.support.v4.view.PagerAdapter {

// Get total number of pages
public int getCount() {
return pageId.length;
}

// Get Title of pages
@Override
publi…

PieChart from Json Array in Sketchware

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In Sketchware, to create an app in which data with numerical values can be added and viewed as a pie chart, follow the steps given below.

1. Create a new project in Sketchware.

2. In main.xml add a Button button2 and a ListView listview2.

3. Create a CustomView items.xml and add two TextViews in it textview1 and textview2.
4. Select items.xml as CustomView of listview2.

5. In MainActivity.java, add a Shared Preferences component sp:sp, and an Intent component i.

6. Add a String variable jsondata, and a ListMap maplist.

7. In onCreate event use blocks to set jsondata to your Json data containing 'text' and 'number' as keys. Convert it to List Map maplist and display it in ListView.

The Json String used here is:
[
{
"text" : "Afghan Afghani",
"number" : "0.9532"
},
{
"text" : "Armenian Dram",
"number" : "0.1487"
},
{
"text" : "Bangladeshi Taka",
"number" : "0.8572"…

Pie Chart View in Sketchware

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In Sketchware, to create an app in which data with numerical values can be added and viewed as a pie chart, follow the steps given below.

1. Create a new project in Sketchware.

2. In main.xml add two Buttons button1 and button2, and a ListView listview2.

3. Create a CustomView items.xml and add two TextViews in it textview1 and textview2.
4. Select items.xml as CustomView of listview2.

5. In MainActivity.java, add a Shared Preferences component sp:sp, a Dialog component dialog_add, and an Intent component i.

6. Add a Map variable map, three String variables jsondatalabel and value, and a ListMap maplist.

7. In onCreate event use blocks to get data from shared preferences to maplist and display it in ListView.
8. In onBindCustomView event, display the data from maplist in the TextViews in CustomView items.xml.

9. Create a CustomView dialog_view.xml containing LinearLayout linear2 and linear3 for adding EditText fields created programmatically.

10. In the event button1 onClick (Add B…

Bar chart from json array in Sketchware

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In Sketchware, to create an app in which data with numerical values can be added and viewed as a Bar chart, follow the steps given below.

1. Create a new project in Sketchware.

2. In main.xml add a Button button1 and a ListView listview2.

3. Create a CustomView items.xml and add two TextViews in it textview1 and textview2.
4. Select items.xml as CustomView of listview2.

5. In MainActivity.java, add a Shared Preferences component sp:sp, and an Intent component i.

6. Add a String variable jsondata, and a ListMap maplist.

7. In onCreate event use blocks to set jsondata to your Json data containing 'text' and 'number' as keys. Convert it to List Map maplist and display it in ListView.

The Json String used here is:
[
{
"text" : "Afghan Afghani",
"number" : "0.9532"
},
{
"text" : "Armenian Dram",
"number" : "0.1487"
},
{
"text" : "Bangladeshi Taka",
"number" : "0.8572"…

BarChart in Sketchware android project

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In Sketchware, to create an app in which data with numerical values can be added and viewed as a Bar chart, follow the steps given below.

1. Create a new project in Sketchware.

2. In main.xml add two Buttons button1 and button2. Set text of button1 to 'Add' and text of button2 to 'Bar Chart'. Also add a ListView listview2.

3. Create a CustomView items.xml and add two TextViews in it textview1 and textview2.


4. Select items.xml as CustomView of listview2.

5. In MainActivity.java, add a Shared Preferences component sp:sp, a Dialog component dialog_add, and an Intent component i.

6. Add a Map variable map, three String variables jsondata, label and value, and a ListMap maplist.



7. In onCreate event use blocks to get data from shared preferences to maplist and display it in ListView.
8. In onBindCustomView event, display the data from maplist in the TextViews in CustomView items.xml.

9. Create a CustomView dialog_view.xml containing LinearLayout linear2 and linear3 for ad…